An energy pyramid is always related to the organisms food web. A increase in no of tropic levels could make it complex. Also the reason for only 4 or 5 is to make it simple to understand.
Answer:
Explanation:
1st question is humans eat other organisms to get nutrients they need to survive.
2nd one is Eukaryota domain
RNA: AUGGUACCUUAAUGA
A=U (in RNA only. T in DNA)
C=G (in both DNA and RNA)
Gallons. You buy gasoline by the gallon.
The Fish does not give off Carbon Dioxide